CA3127001A1 - Methode d'elimination de solvant d'une solution polymere par classement de taille et extrusion integres dans une machine a extruder le plastique - Google Patents
Methode d'elimination de solvant d'une solution polymere par classement de taille et extrusion integres dans une machine a extruder le plastique Download PDFInfo
- Publication number
- CA3127001A1 CA3127001A1 CA3127001A CA3127001A CA3127001A1 CA 3127001 A1 CA3127001 A1 CA 3127001A1 CA 3127001 A CA3127001 A CA 3127001A CA 3127001 A CA3127001 A CA 3127001A CA 3127001 A1 CA3127001 A1 CA 3127001A1
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- Canada
- Prior art keywords
- solvent
- target polymer
- polymer
- size classification
- extruder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 229920000642 polymer Polymers 0.000 title claims abstract description 356
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- 239000000203 mixture Substances 0.000 claims description 61
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- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical group CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 12
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- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 10
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- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 9
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 9
- 150000001335 aliphatic alkanes Chemical class 0.000 description 7
- 125000004432 carbon atom Chemical group C* 0.000 description 7
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- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 6
- 229930040373 Paraformaldehyde Natural products 0.000 description 6
- 229920002877 acrylic styrene acrylonitrile Polymers 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 6
- 238000000605 extraction Methods 0.000 description 6
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- BKIMMITUMNQMOS-UHFFFAOYSA-N nonane Chemical group CCCCCCCCC BKIMMITUMNQMOS-UHFFFAOYSA-N 0.000 description 6
- 239000001301 oxygen Substances 0.000 description 6
- 229910052760 oxygen Inorganic materials 0.000 description 6
- 229920001707 polybutylene terephthalate Polymers 0.000 description 6
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- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 5
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- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- 229920002292 Nylon 6 Polymers 0.000 description 3
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 3
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- 239000007789 gas Substances 0.000 description 3
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 3
- 239000007791 liquid phase Substances 0.000 description 3
- 150000002894 organic compounds Chemical class 0.000 description 3
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- 239000004417 polycarbonate Substances 0.000 description 3
- 229920005862 polyol Polymers 0.000 description 3
- 150000003077 polyols Chemical class 0.000 description 3
- QMRNDFMLWNAFQR-UHFFFAOYSA-N prop-2-enenitrile;prop-2-enoic acid;styrene Chemical compound C=CC#N.OC(=O)C=C.C=CC1=CC=CC=C1 QMRNDFMLWNAFQR-UHFFFAOYSA-N 0.000 description 3
- 230000002829 reductive effect Effects 0.000 description 3
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- 238000000956 solid--liquid extraction Methods 0.000 description 3
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- 229920000638 styrene acrylonitrile Polymers 0.000 description 3
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- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- YVGGHNCTFXOJCH-UHFFFAOYSA-N DDT Chemical compound C1=CC(Cl)=CC=C1C(C(Cl)(Cl)Cl)C1=CC=C(Cl)C=C1 YVGGHNCTFXOJCH-UHFFFAOYSA-N 0.000 description 2
- 125000000217 alkyl group Chemical group 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 125000004429 atom Chemical group 0.000 description 2
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- 239000010813 municipal solid waste Substances 0.000 description 2
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 2
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- GNFTZDOKVXKIBK-UHFFFAOYSA-N 3-(2-methoxyethoxy)benzohydrazide Chemical compound COCCOC1=CC=CC(C(=O)NN)=C1 GNFTZDOKVXKIBK-UHFFFAOYSA-N 0.000 description 1
- 241000251468 Actinopterygii Species 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J11/00—Recovery or working-up of waste materials
- C08J11/04—Recovery or working-up of waste materials of polymers
- C08J11/06—Recovery or working-up of waste materials of polymers without chemical reactions
- C08J11/08—Recovery or working-up of waste materials of polymers without chemical reactions using selective solvents for polymer components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/10—Conditioning or physical treatment of the material to be shaped by grinding, e.g. by triturating; by sieving; by filtering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/02—Separating plastics from other materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/14—Ultrafiltration; Microfiltration
- B01D61/147—Microfiltration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/14—Ultrafiltration; Microfiltration
- B01D61/18—Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/14—Ultrafiltration; Microfiltration
- B01D61/20—Accessories; Auxiliary operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/12—Composite membranes; Ultra-thin membranes
- B01D69/1216—Three or more layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/02—Inorganic material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/30—Polyalkenyl halides
- B01D71/32—Polyalkenyl halides containing fluorine atoms
- B01D71/34—Polyvinylidene fluoride
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/56—Polyamides, e.g. polyester-amides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/04—Particle-shaped
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/05—Filamentary, e.g. strands
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B29C48/766—Venting, drying means; Degassing means in the extruder apparatus in screw extruders
- B29C48/767—Venting, drying means; Degassing means in the extruder apparatus in screw extruders through a degassing opening of a barrel
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B29B17/04—Disintegrating plastics, e.g. by milling
- B29B2017/0424—Specific disintegrating techniques; devices therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92009—Measured parameter
- B29C2948/92209—Temperature
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2377/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/52—Mechanical processing of waste for the recovery of materials, e.g. crushing, shredding, separation or disassembly
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Water Supply & Treatment (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Sustainable Development (AREA)
- Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP20190050.3 | 2020-08-07 | ||
| EP20190050 | 2020-08-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA3127001A1 true CA3127001A1 (fr) | 2022-02-07 |
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| CA3127001A Pending CA3127001A1 (fr) | 2020-08-07 | 2021-08-06 | Methode d'elimination de solvant d'une solution polymere par classement de taille et extrusion integres dans une machine a extruder le plastique |
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| Country | Link |
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| US (1) | US20220040886A1 (fr) |
| EP (1) | EP3950796A1 (fr) |
| JP (1) | JP2022031254A (fr) |
| KR (1) | KR20230049671A (fr) |
| CN (1) | CN114055672A (fr) |
| CA (1) | CA3127001A1 (fr) |
| MX (1) | MX2023001606A (fr) |
| WO (1) | WO2022029326A1 (fr) |
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| EP4299270A1 (fr) * | 2022-07-01 | 2024-01-03 | Vynova Holding S.A. | Procédé de recyclage de compositions de polymère d'halogénure de vinyle et son utilisation |
| US20240059858A1 (en) * | 2022-08-22 | 2024-02-22 | Wisconsin Alumni Research Foundation | Plastic recycling system using solvent-targeted recovery and precipitation (strap) |
| WO2024110485A1 (fr) * | 2022-11-21 | 2024-05-30 | Katholieke Universiteit Leuven | Recyclage de plastique à base de solvant à l'aide de membranes |
| CN118305930A (zh) * | 2024-05-06 | 2024-07-09 | 东莞市意普升塑胶科技有限公司 | 一种塑料回收装置 |
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| DE3831023A1 (de) | 1988-09-12 | 1990-03-15 | Herbold Gmbh Maschinenfabrik | Verfahren zum aufbereiten und wiederverwenden verschmutzter kunststoffprodukte |
| US5043421A (en) | 1989-08-04 | 1991-08-27 | General Electric Company | Extruder isolation of polymers from solution |
| DE4033604C2 (de) | 1990-10-23 | 1996-09-05 | Rcm Rueckgewinnungssysteme Zur | Verfahren zur Wiedergewinnung von löslichen Kunststoffen aus kunststoffhaltigen Abfällen |
| DE4122277A1 (de) | 1991-07-05 | 1993-01-07 | Nordenia Verpackung | Verfahren zur aufbereitung von gebrauchten gegenstaenden aus polyolefin zu wiederverwendbarem rohstoff |
| DE4414750C2 (de) | 1993-04-29 | 1997-04-24 | Rolf Dipl Ing Schnause | Verfahren und Vorrichtung zum Reinigen viskoser Kunststoffschmelzen |
| DE19732673A1 (de) | 1997-07-29 | 1999-02-04 | Fraunhofer Ges Forschung | Verfahren zur Wiedergewinnung von löslichen Polymeren oder Polymerengemischen aus kunststoffhaltigen Materialien |
| GB9803812D0 (en) | 1998-02-25 | 1998-04-22 | Albright & Wilson Uk Ltd | Membrane filtration of polymer containing solutions |
| DE19818183C2 (de) | 1998-04-23 | 2002-03-21 | Delphi Automotive Systems Gmbh | Vorrichtung und Verfahren zum Trennen der Bestandteile eines mindestens zwei Plastiksubstanzen unterschiedlicher Erweichungstemperatur enthaltenden Produktes |
| AU2002211421A1 (en) * | 2000-10-11 | 2002-04-22 | Resource Recovery Technologies, Inc. | Polystyrene reclamation process |
| US6924350B2 (en) * | 2003-08-26 | 2005-08-02 | General Electric Company | Method of separating a polymer from a solvent |
| DE102004018287B4 (de) | 2004-04-15 | 2006-04-27 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zum Recycling von Polyestern oder Polyestergemischen aus polyesterhaltigen Abfällen |
| DE102005026451A1 (de) | 2005-06-08 | 2006-12-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zum Recycling von Kunststoffen und dessen Verwendung |
| WO2007014907A1 (fr) * | 2005-08-01 | 2007-02-08 | Wietek Holding Gmbh | Procede de recyclage de plastiques |
| CN101490106B (zh) * | 2006-07-20 | 2013-04-17 | 雅宝公司 | 用于从形成溴化苯乙烯类聚合物的反应混合物中回收溴化苯乙烯类聚合物和/或将这种混合物转化为颗粒或者小粒或锭剂的加工技术 |
| PL2513212T3 (pl) | 2009-12-17 | 2021-12-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Sposób przetwarzania odpadów zawierających tworzywa sztuczne |
| MX2010006431A (es) * | 2010-06-11 | 2011-12-16 | Soluciones Biodegradables De Mexico S A De C V | Proceso para preparar una mezcla termoplastica polimerica a base de fibras, residuos de agave y aditivos oxo-degradativos para preparar articulos de plastico biodegradables. |
| GB201103495D0 (en) | 2011-03-01 | 2011-04-13 | Nextek Ltd | Recycling of polypropylene |
| JP6105596B2 (ja) * | 2011-09-27 | 2017-03-29 | ダウ グローバル テクノロジーズ エルエルシー | 溶融脱揮押出方法 |
| DE102013210110A1 (de) | 2013-05-29 | 2014-12-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zur Anreicherung von Polylactid aus Polylactid-haltigem Abfall, angereichertes Polylactid-Recyclat und Verwendung hiervon |
| DE102013212813A1 (de) * | 2013-07-01 | 2015-01-08 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zur Anreicherung von mindestens einem Polymer aus einem Polymer-haltigen Abfall und Polymer-Recyclat |
| CN105849131B (zh) * | 2013-12-29 | 2018-11-09 | 陶氏环球技术有限责任公司 | 从有机溶剂回收溴化的苯乙烯-丁二烯共聚物的方法 |
| EP3112406A1 (fr) | 2015-06-30 | 2017-01-04 | The Procter and Gamble Company | Procédé de purification de polyoléfines contaminées |
| DE102016015197A1 (de) | 2016-12-21 | 2018-06-21 | Apk Ag | Gasdichte Zentrifuge zur Feststoffabtrennung aus einer Polymerlösung sowie Verfahren zur Feststoffabtrennung aus einer Polymerlösung |
| KR102451438B1 (ko) * | 2017-02-13 | 2022-10-05 | 쿠퍼 타이어 앤드 러버 캄파니 | 구아율 라텍스 압출 |
| PL422956A1 (pl) | 2017-09-25 | 2019-04-08 | Eko Trading Spółka Z Ograniczoną Odpowiedzialnością | Metoda chemicznego recyklingu odpadów kolorowych folii polietylenowych |
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2021
- 2021-08-04 CN CN202110890672.4A patent/CN114055672A/zh active Pending
- 2021-08-05 US US17/394,531 patent/US20220040886A1/en active Pending
- 2021-08-06 JP JP2021129921A patent/JP2022031254A/ja active Pending
- 2021-08-06 MX MX2023001606A patent/MX2023001606A/es unknown
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- 2021-08-06 EP EP21190121.0A patent/EP3950796A1/fr active Pending
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| Publication number | Publication date |
|---|---|
| EP3950796A1 (fr) | 2022-02-09 |
| JP2022031254A (ja) | 2022-02-18 |
| WO2022029326A1 (fr) | 2022-02-10 |
| CN114055672A (zh) | 2022-02-18 |
| KR20230049671A (ko) | 2023-04-13 |
| MX2023001606A (es) | 2023-03-22 |
| US20220040886A1 (en) | 2022-02-10 |
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